منابع مشابه
Factors affecting modal choice in urban mobility
Purpose This paper addresses the urban transit sector investigating variables affecting the habitual modal choices of commuters aiming to gain insight into the key factors affecting these choices and the reasons that discourage them from using public transport services. Methods Probit and structural equation models have been estimated, while additional statistical analysis was performed to gain...
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T he finding of over 200 proved cases of blastomycosis in the state of Kentucky has aflorded interesting material to study the survival rates and factors affecting survival rates in this systemic fungus disease. The question of survival in blastomycosis is still subject to some controversy since in the original series reported by Martin and Smith1 of 117 cases in 1939, some 92 per cent of whom ...
متن کاملSome Soil Factors Affecting Tree Growth.
(1) It becomes increasingly evident that continued root growth with the establishment of new root-soil contacts is necessary for the normal entrance of both water and mineral nutrients into the root. This concept emphasizes the ecological importance of factors tending either to impede or favor the spread and permeation of roots in the soil. (2) The characteristics of soils with respect to (1) a...
متن کاملSome factors affecting renal lymphatic pressure.
I IS curious that little has been written and even less is said regarding the renal lymphatics. This could be because the renal lymphatics indeed play an insignificant role in the total function of the kidney, yet there have been some observations over the past century that suggest that the reverse is the case. In 1863, Ludwig aud Zawarykin noted that the obstruction of the ureter in the rabbit...
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ژورنال
عنوان ژورنال: American Anthropologist
سال: 1957
ISSN: 0002-7294,1548-1433
DOI: 10.1525/aa.1957.59.6.02a00130